Answer:
the slopes is the change in y on change in x
hence the slopes is -6
Answer: 13.71
Step-by-step explanation:
20+6+17+10+19+15+9=96
96/7=13.71
Average speed = (total distance) / (total time)
Average speed = (192 km) / (8 hours) = 24 km per hour .
Because he ended up paying $24 more than the actual price of the drill, this is the amount of interest he paid.
In total, the repairman pays $324 in 6 equal payments. So, each payment was

.
hmmm units rates are just a matter of one above the other.
in this case is points/week.
9/15 points/weeks, we can just divide 9 ÷ 15 = 0.6, or 3/5.
so 0.6 points/weeks.